ftp://ftp.nsu.ru/mirrors/ftp.freebsd.org/pub/FreeBSD/development/NetBSD-CVS/src/gnu/dist/groff/src/utils/  direct

[DIR]indxbib/  direct  430+ twin directories
[DIR]lkbib/  direct  430+ twin directories
[DIR]addftinfo/  direct  430+ twin directories
[DIR]afmtodit/  direct  420+ twin directories
[DIR]hpftodit/  direct  420+ twin directories
[DIR]lookbib/  direct  430+ twin directories
[DIR]pfbtops/  direct  420+ twin directories
[DIR]tfmtodit/  direct  420+ twin directories
[DIR]xtotroff/  direct  101 twin directories